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Cedar Creek
Macroinvertebrate data: 11-08-2010
School: St Pius X Church School
Date and time: Nov. 8, 2010, 11 a.m.
Water quality: Excellent
Number of people sorting/identifying: 29
Water type: riffle
Time spent sorting/identifying: 120 minutes
Weather:
Percent EPT: 68.61%
Note: EPT is the total number of caddisflies, mayflies, and stoneflies found divided by number of all bugs
Sensitivity to pollution
Sensitive
Count | |
---|---|
Caddisfly![]() |
21 |
Mayfly![]() |
36 |
Riffle beetle![]() |
1 |
Stonefly![]() |
37 |
Water penny![]() |
8 |
Dobsonfly![]() |
0 |
Sensitive total |
15 |
Somewhat Sensitive
Count | |
---|---|
Clam/mussel
![]() |
0 |
Crane fly
![]() |
0 |
Crayfish
![]() |
5 |
Damselfly
![]() |
2 |
Dragonfly
![]() |
0 |
Scud
![]() |
3 |
Fishfly
![]() |
1 |
Alderfly
![]() |
2 |
Mite
![]() |
0 |
Somewhat sensitive total |
10 |
Tolerant
Count | |
---|---|
Aquatic worm
![]() |
16 |
Blackfly
![]() |
1 |
Leech
![]() |
0 |
Midge
![]() |
4 |
Snail
![]() |
0 |
Mosquito larva
![]() |
0 |
Tolerant total |
3 |